(19)

(11)

EP 1 991 099 A1

(12)

(43) Date of publication: 19.11.2008 Bulletin 2008/47 (21) Application number: 07705313.0 (22) Date of filing: 01.03.2007

(51) International Patent Classification (IPC):  A47L 9/02(2006.01) A47L 9/24(2006.01) (86) International application number: PCT/GB2007/000730 (87) International publication number: WO 2007/101981 (13.09.2007 Gazette 2007/37)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 08.03.2006 GB 0604654 (71) Applicant: Dyson Technology Limited Malmesbury, Wilts SN16 0RP (GB)	(72) Inventors: WHITE, William Robert James Wiltshire SN16 0RP (GB) WISHNEY, Adam Andrew Wiltshire SN16 0RP (GB) (74) Representative: Hucker, Nerys et al Dyson Limited Intellectual Property department Tetbury Hill Malmesbury, Wiltshire SN16 0RP Malmesbury, Wiltshire SN16 0RP (GB)